<template>
  <div>
    <div>
      <h1>注册</h1>
    </div>
    <div class="addUser">
      <el-form :model="ruleForm" status-icon :rules="rules" ref="ruleForm" label-width="100px" class="demo-ruleForm">
        <el-form-item label="用户名" prop="name">
          <el-input v-model="ruleForm.name"></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="pass">
          <el-input type="password" v-model="ruleForm.pass" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item label="确认密码" prop="checkPass">
          <el-input type="password" v-model="ruleForm.checkPass" autocomplete="off"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="submitForm('ruleForm')">提交</el-button>
          <el-button @click="resetForm('ruleForm')">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
import { addUser } from "@/api/user";

export default {
  name: "MyInfo",
  data () {
    var validatePass = (rule, value, callback) => {
      if (value === '') {
        callback(new Error('请输入密码'));
      } else {
        if (this.ruleForm.checkPass !== '') {
          this.$refs.ruleForm.validateField('checkPass');
        }
        callback();
      }
    };
    var validatePass2 = (rule, value, callback) => {
      if (value === '') {
        callback(new Error('请再次输入密码'));
      } else if (value !== this.ruleForm.pass) {
        callback(new Error('两次输入密码不一致!'));
      } else {
        callback();
      }
    };
    return {
      ruleForm: {
        pass: '',
        checkPass: '',
        name: ''
      },
      rules: {
        pass: [
          { validator: validatePass, trigger: 'blur' }
        ],
        checkPass: [
          { validator: validatePass2, trigger: 'blur' }
        ]
      },
      user: {
        id: '',
        username: '',
        password: ''
      }
    }
  },
  methods:{
    createRandomId() {
        const uuid =  (Math.random()*10000000).toString(16).substr(0,4)+'-'+(new Date()).getTime()+'-'+Math.random().toString().substr(2,5);
        this.user.id  = uuid
    },
    submitForm(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          this.createRandomId();
          this.user.password = this.ruleForm.pass;
          this.user.username = this.ruleForm.name
          addUser(this.user).then(() => {
            alert('新增用户成功!');
            this.resetForm(formName);
          })

        } else {
          console.log('error submit!!');
          return false;
        }
      });
    },
    resetForm(formName) {
      this.$refs[formName].resetFields();
    }
  }
}
</script>

<style scoped>
.addUser {
  display: flex;
  justify-content: center;
}
.demo-ruleForm {
  align-items:center;
}
</style>
